The Santa hat feature in VLC Player is a holiday-themed overlay that can be enabled during the Christmas season. To remove the Santa hat permanently in VLC Player, you can follow these steps: Open VLC Player on your computer. Click on the “Tools” menu, then select “Preferences.” In the “Preferences” window, select “All” under “Show … Read more

To install the tar utility on a Red Hat Enterprise Linux (RHEL) or CentOS 6/7/8 system using the yum package manager, you can use the following command: sudo yum install tar This command will install the tar package, which includes the tar command-line utility for creating and extracting archive files. Alternatively, you can use the … Read more

Here are the steps to install PHP 7.x on CentOS 8 for Nginx: Add the remi repository to your system: sudo dnf -y install https://rpms.remirepo.net/enterprise/remi-release-8.rpm Enable the remi-php73 repository: sudo dnf module enable remi-php73 Use dnf to install PHP and the PHP-FPM package: sudo dnf install php php-fpm Start and enable the PHP-FPM service: sudo … Read more

There are a few ways to check the physical health of a USB stick (also known as a flash drive) on a Linux system. One way is to use the smartctl command, which is a command-line utility for monitoring the SMART attributes of a storage device. To use this command, you will need to first … Read more

To install htop on OpenSUSE Linux using zypper, you can use the following command: sudo zypper install htop This will install the htop package and its dependencies. Once the installation is complete, you can run htop by simply typing htop in the terminal. Alternatively, you can use the following command to search for the htop … Read more

To test and validate DNSSEC using the dig command line, you can use the +dnssec option to check the DNSSEC status of a domain. Here’s an example: dig +dnssec example.com This will return the DNS record for the domain example.com along with the DNSSEC-related information such as the RRSIG, DNSKEY, and DS records. To validate … Read more

Time-To-Live (TTL) is a value in DNS records that determines how long a resolver should cache the DNS record before requesting a new one. The lower the TTL value, the more frequently resolvers will query the DNS server for the record, while a higher value will reduce the number of requests. You can see the … Read more

In CentOS 8 Linux, you can add bash auto completion by installing the bash-completion package and enabling it in the .bashrc file. Here are the steps to set it up: Open a terminal window and log in as the root user or use the sudo command to run the following commands. Install the bash-completion package … Read more

In CentOS 8 Linux, you can add bash auto completion by installing the bash-completion package and enabling it in the .bashrc file. Here are the steps to set it up: Open a terminal window and log in as the root user or use the sudo command to run the following commands. Install the bash-completion package … Read more

Log in as the root user: sudo su Create a new user: useradd <username> Set the password for the new user: passwd <username> Add the new user to the sudo group: usermod -aG wheel <username> Verify that the user has been added to the sudo group: grep wheel /etc/group Log out and log in as … Read more